Home / 70,698.24-106,043.04-29,144.16

Finding the Fourth Proportional to 70,698.24, 106,043.04 and 29,144.16

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Solution

The fourth proportional to 70,698.24, 106,043.04 and 29,144.16 is: 43,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,698.24 : 106,043.04 = 29,144.16 : x
  2. Step 2: Convert to fraction form
    70,698.24/106,043.04 = 29,144.16/x
  3. Step 3: Cross multiply
    70,698.24x = 106,043.04 × 29,144.16
  4. Step 4: Simplify right side
    70,698.24x = 3,090,535,324.65
  5. Step 5: Solve for x
    x = 3,090,535,324.65/70,698.24
  6. Step 6: Final answer
    x = 43,714.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.